1993 FF20

1993FF20, 39580, J93F20F

All data for this body: [vot]

MPC data
Name (number) 1993 FF20 (39580)
a 2.70337
e 0.12276
i / sin(i) 5.5539 / 0.09678
q 2.37151
Q 3.03523
ω 29.7674
Node 102.3534
m 128.1347
n 0.2217
Epoch 2460800.5
nobs 1064
nopp 20
Years observed 1991-2024
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.702
ep 0.153
sin(ip) 0.078
G 0.150
H 15.480
Mass
D 2.36 0.402
pV 0.501 0.1403
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 13.403
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7017 0.1530 0.0781 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.36 0.402 0.402 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.501 0.1403 0.1403 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
DS 0.09 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.2809 0.6410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5003 0.6410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6686 0.6410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7841 0.6410 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT